WhOLLiN Members Profile and FactsWhOLLiN (홀린) is a South Korean virtual boy group under PLAYLIST. The members are TAEI, SiO, IISO, KANGWOO, and DO-EON. They debuted on September 1st, 2026, with the single album Time Sleep.

Slogan: “I’ll Always Be By Your Side”
Group Name Meaning: “WhOLLiN is ‘hall’, every space and being ‘in’ it. And from our childhood, keepsakes, we dokkaebi(Goblins) who woke up. The name holds our ambition to become beings you’ll fall for.” – Taei
Official Greeting: “Hello, We are WhOLLiN.”

WhOLLiN Official Fandom Name: N/A
Official Fandom Name Meaning: N/A
WhOLLiN Official Color: N/A

WhOLLiN Official Logo:

Official SNS:
Instagram: @whollin_official
TikTok: @whollin_official
X: @WhOLLiN_offcl
YouTube: WhOLLiN 홀린
Weverse: WhOLLiN
Chzzk: WhOLLiN 홀린

WhOLLiN Member Profiles:
Taei

Stage Name: Taei (태이)
Birth Name: Taei (태이)
Position(s): Leader
Birthday: April 28
Zodiac Sign: Taurus
Chinese Zodiac Sign: N/A
Height: 183 cm (6’0″)
Weight: 68 kg (150 lbs)
Blood Type: N/A
MBTI Type: ENFJ
Nationality: Korean
Representative Color: Yellow
Representative Emoji: 💛

Taei Facts:
– The meaning of his name is the greatest joy.
– Foot size: 275mm.
– Motto: “Life is unpredictable.”
– Good Habit: Neat and Tidy.
– Habit Taei wants to fix: Drying his hair with hot air.
– Hobby: Taking pictures.
– Favorite Music: Music with beautiful lyrics / Sunwoojunga‘s “Run With Me“.
– The reason he started making music is because he likes getting compliments on his singing.
– Taei wants to learn how to play the guitar, piano, and bass.
– Things he does in his leisure time: working, writing songs, watching travel YouTube.
– Role model: BTS
– Charm Point: Eye smile, listens well to worries.
– He’s number one in tidying up and aesthetics among the members.
– The stage video he watched the most is BIGBANG‘s Coachella stage.
– Likes: Sunset, the smell of earth after the rain, cute animals.
– Dislikes: When the shower water pressure is weak.
– Personal Style: ATEEZ‘s San‘s wild charm.
– He tends to communicate as fast as possible.
– Cherished item: LP collection, camera.
– His worry these days is that he wants to sing better.
– The member he gets along with the best is Do-Eon.
– The dream he wants to achieve with WhOLLiN is to continue seeing fans for a very, very long time.
– Taei’s alter ego is a teddy bear.

SiO

Stage Name: SiO (시오)
Birth Name: SiO (시오)
Position(s): N/A
Birthday: November 9
Zodiac Sign: Scorpio
Chinese Zodiac Sign: N/A
Height: 178 cm (5’10”)
Weight: 65 kg (143 lbs)
Blood Type: N/A
MBTI Type: INTP
Nationality: Korean
Representative Color: Green
Representative Emoji: 💚

SiO Facts:
– The meaning of his name is Cassiopeia.
– Foot size: 270mm.
– Motto: ” Let’s love what we love. Love is love.”
– Good Habit: Washes up as soon as he enters his house.
– Habits SiO wants to fix: Sleeping with arms raised and sleeping on his side.
– Hobbies: Running, boxing, hiking.
– Favorite Music Genre: Pop, City Pop, R&B.
– The reason he started making music is because he wants to be a star.
– SiO can’t play any instruments.
– Things he does in his leisure time: Exercising, composing, writing lyrics.
– His role models are BIGBANG and Taeyang.
– Charm Points: Sparkling eyes / Star rating / Husky voice when singing pop songs.
– He’s number one in stamina and strength among the members.
– The stage video he watched the most is The Weeknd’s 2021 Super Bowl Halftime Show.
– Likes: Sports drinks, plants, perfume.
– Dislikes: Living without a purpose, the smell of sweat.
– Personal Vibe: Chill Guy.
– He tends to rush when communicating.
– SiO’s cherished item is plants.
– His worry these days is how he can improve his singing.
– The member SiO gets along the best is IISO, since he is energetic, fun, and easy to talk to.
– To the fans: “Let’s get to know each other better from now on. Let’s see each other for a long, long time.”
– The dream he wants to achieve with WhOLLiN is to release a full-length album.
– SiO’s alter ego is a glow-in-the-dark star.

IISO

Stage Name: IISO (이소)
Birth Name: IISO (이소)
Position(s): N/A
Birthday: January 5
Zodiac Sign: Capricorn
Chinese Zodiac Sign: N/A
Height: 178 cm (5’10”)
Weight: 63 kg (139 lbs)
Blood Type: N/A
MBTI Type: ENTP
Nationality: Korean
Representative Color: Purple
Representative Emoji: 💜

IISO Facts:
– IISO has heterochromia.
– The meaning of his name is ISO Camera Sensitivity.
– Foot size: 250mm
– Motto: “As spoken, so shall it be done!!!”
– Good Habit: He eats a lot of healthy foods and does many things that are good for the body.
– Habits IISO wants to fix: When he concentrates, his mouth opens.
– Hobbies: Binge-watching OTT, gaming, watching videos of seniors.
– Favorite Music Genre: J-POP
– The reason he started making music is because he likes the feeling of receiving energy and giving it back.
– He can play the piano and guitar.
– Things he does in his leisure time: Exploring trends, recharging, sleep, and there is no ‘IISO’ before 10 o’clock.
– Role Model: Mrs. Green Apple
– Charm Point: Treble, odd-eye
– He’s number one in treble among the members.
– The stage video he watched the most is TVXQ‘s “Bolero“.
– Likes: Purple, SiO, fans, cooking.
– Dislikes: Heat, bugs
– Personal Vibe: Sexy
– His communication style is like driving.
– Cherished item: Phone Gallery
– His worry these days is how he can look prettier to his fans.
– The member he gets along with the best is Kangwoo.
– To the fans: “Let’s have fun together and I’ll stay by your side for a long, long time, and I’ll be someone who can bring warmth and excitement—sometimes like an old friend, and other times like someone you’ve just met.” – IISO
– IISO’s alter ego is a digicam.

Kangwoo

Stage Name: Kangwoo (강오)
Birth Name: Kangwoo (강오)
Position(s): N/A
Birthday: July 7
Zodiac Sign: Cancer
Chinese Zodiac Sign: N/A
Height: 174 cm (5’8″)
Weight: 64 kg (141 lbs)
Blood Type: N/A
MBTI Type: ENTJ
Nationality: Korean
Representative Color: Blue
Representative Emoji: 💙

Kangwoo Facts:
– The meaning of his name is Rainfall.
– Foot size: 250mm
– Motto: “Focus on the process, not the result!”
– Good Habit: Keeping a daily to-do list.
– Habits Kangwoo wants to fix: The cold tone of voice.
– Hobbies: Watching baseball, futsal.
– Favorite Music/ Genre: RnB Ballad, Paul Kim‘s “The Road“.
– The reason he started making music is because he enjoys it.
– He can play the piano while singing.
– Things he does in his leisure time: Running.
– Role Model: Park Jihoon
– Charm Point: Cuteness
– He’s number one in skin care among the members.
– The stage video he watched the most is Park Jihoon‘s “Oh Little Girl“.
– Likes: Chickens
– Dislikes: Pimples
– Personal Vibe: A cool person
– He communicates by talking to people around him a lot.
– Cherished item: Photo booth photo
– His worry these days is that he wants to sing better.
– The member he gets along with the best is Taei.
– The dream he wants to achieve with WhOLLiN is that he wants to make memories with the WhOLLiN members and fans.
– Kangwoo’s alter ego is an MP3 Player.

Do-Eon

Stage Name: Do-eon (도언)
Birth Name: Do-eon (도언)
Position(s): Main Rapper, Maknae
Birthday: August 12
Zodiac Sign: Leo
Chinese Zodiac Sign: N/A
Height: 185 cm (6’0″)
Weight: 70 kg (154 lbs)
Blood Type: N/A
MBTI Type: INFP
Nationality: Korean
Representative Color: Red
Representative Emoji: ❤️

Do-Eon Facts:
– The meaning of his name is signifying a presence that drives words and feelings.
– Foot size: 275mm
– Motto: “What’s done is done.”
– Good Habits: The habit of taking notes as thoughts comes to his mind.
– Habits Do-Eon wants to fix: Overthinking.
– Hobbies: Taking walks.
– Favorite Music/ Genre: Hip Hop, R&B / G-Dragon‘s “Missing You“.
– The reason he started making music is because expressing his heart and emotions through music is very appealing to him.
– He wants to learn to play instruments.
– The thing he does in his leisure time: Talking on the phone with the members.
– Role Model: G-Dragon
– Charm Point: Unexpected Charm
– He’s number one in following his hyungs among the members.
– The stage video he watched the most is [WIN: WHO IS NEXT] Team B: Climax
– Likes: Music, Fans
– Dislikes: Worms
– Personal Vibe: Buffed up
– His communication style is to reply instantly whenever he receives a message.
– Cherished Item: Shoes
– He doesn’t have any worries. All he needs is the fans.
– The member he gets along with the best is Taei.
– To the fans: “I will become a WhOLLiN Do-Eon who always approaches you with a good image!”
– The dream he wants to achieve with WhOLLiN is being an artist who will be remembered by many people for a long time.
– Do-Eon’s alter ego is a diary.

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Made by: Minhee Kim

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Who is your WhOLLiN bias? Do you know more facts about them? Feel free to comment below!